toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (bottom != null) 'bottom': bottom!,
if (innerHorizontal != null) 'innerHorizontal': innerHorizontal!,
if (innerVertical != null) 'innerVertical': innerVertical!,
if (left != null) 'left': left!,
if (range != null) 'range': range!,
if (right != null) 'right': right!,
if (top != null) 'top': top!,
};